package com.zzyl.nursing.service.impl;

import java.time.LocalDateTime;
import java.util.Arrays;
import java.util.List;

import cn.hutool.core.util.IdcardUtil;
import cn.hutool.json.JSONUtil;
import com.alibaba.fastjson2.JSON;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.zzyl.common.exception.base.BaseException;
import com.zzyl.common.utils.CodeGenerator;
import com.zzyl.common.utils.DateUtils;
import com.zzyl.nursing.domain.*;
import com.zzyl.nursing.dto.CheckInApplyDto;
import com.zzyl.nursing.dto.CheckInElderDto;
import com.zzyl.nursing.mapper.*;
import com.zzyl.nursing.vo.CheckInConfigVo;
import com.zzyl.nursing.vo.CheckInDetailVo;
import com.zzyl.nursing.vo.CheckInElderVo;
import com.zzyl.nursing.vo.ElderFamilyVo;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.zzyl.nursing.service.ICheckInService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.ObjectUtils;

/**
 * 入住Service业务层处理
 * 
 * @author alexis
 * @date 2024-11-04
 */
@Service
public class CheckInServiceImpl extends ServiceImpl<CheckInMapper, CheckIn> implements ICheckInService
{
    @Autowired
    private CheckInMapper checkInMapper;

    @Autowired
    private ElderMapper elderMapper;

    @Autowired
    private BedMapper bedMapper;

    @Autowired
    private ContractMapper contractMapper;

    @Autowired
    private CheckInConfigMapper checkInConfigMapper;

    /**
     * 查询入住
     * 
     * @param id 入住主键
     * @return 入住
     */
    @Override
    public CheckIn selectCheckInById(Long id)
    {
        return getById(id);
    }

    /**
     * 查询入住列表
     * 
     * @param checkIn 入住
     * @return 入住
     */
    @Override
    public List<CheckIn> selectCheckInList(CheckIn checkIn)
    {
        return checkInMapper.selectCheckInList(checkIn);
    }

    /**
     * 新增入住
     * 
     * @param checkIn 入住
     * @return 结果
     */
    @Override
    public int insertCheckIn(CheckIn checkIn)
    {
        return save(checkIn) ? 1 : 0;
    }

    /**
     * 修改入住
     * 
     * @param checkIn 入住
     * @return 结果
     */
    @Override
    public int updateCheckIn(CheckIn checkIn)
    {
        return updateById(checkIn) ? 1 : 0;
    }

    /**
     * 批量删除入住
     * 
     * @param ids 需要删除的入住主键
     * @return 结果
     */
    @Override
    public int deleteCheckInByIds(Long[] ids)
    {
        return removeByIds(Arrays.asList(ids)) ? 1 : 0;
    }

    /**
     * 删除入住信息
     * 
     * @param id 入住主键
     * @return 结果
     */
    @Override
    public int deleteCheckInById(Long id)
    {
        return removeById(id) ? 1 : 0;
    }

    /**
     * 申请入住
     *
     * @param checkInApplyDto 入住信息
     */
    @Override
    @Transactional(rollbackFor = Exception.class)
    public void apply(CheckInApplyDto checkInApplyDto) {
        // 1.判断老人是否已经入住
        LambdaQueryWrapper<Elder> wrapper = new LambdaQueryWrapper<>();
        wrapper.eq(Elder::getIdCardNo, checkInApplyDto.getCheckInElderDto().getIdCardNo())
                        .eq(Elder::getStatus, 1);
        Elder elder = elderMapper.selectOne(wrapper);

        if (!ObjectUtils.isEmpty(elder)) {
            throw new BaseException("该老人已入住");
        }

        // 2.如果未入住，更新床位状态为已入住
        Bed bed = bedMapper.selectById(checkInApplyDto.getCheckInConfigDto().getBedId());
        bed.setBedStatus(1);
        bedMapper.updateById(bed);

        // 3.新增或更新老人
        elder = insertOrUpdateElder(checkInApplyDto.getCheckInElderDto(), bed);

        // 4.新增签约办理，设计一个合同编号
        insertContract(checkInApplyDto, elder);

        // 5.新增入住信息
        CheckIn checkIn = insertCheckInInfo(checkInApplyDto, elder);

        // 6.新增入住配置信息
        insertCheckInConfig(checkInApplyDto, checkIn);
    }

    /**
     * 新增入住配置信息
     */
    private void insertCheckInConfig(CheckInApplyDto checkInApplyDto, CheckIn checkIn) {
        CheckInConfig checkInConfig = new CheckInConfig();
        BeanUtils.copyProperties(checkInApplyDto.getCheckInConfigDto(), checkInConfig);
        checkInConfig.setCheckInId(checkIn.getId());

        checkInConfigMapper.insert(checkInConfig);
    }

    /**
     * 新增入住信息
     */
    private CheckIn insertCheckInInfo(CheckInApplyDto checkInApplyDto, Elder elder) {
        CheckIn checkIn = new CheckIn();
        BeanUtils.copyProperties(checkInApplyDto.getCheckInConfigDto(), checkIn);
        checkIn.setElderName(elder.getName());
        checkIn.setElderId(elder.getId());
        checkIn.setIdCardNo(elder.getIdCardNo());
        checkIn.setBedNumber(elder.getBedNumber());
        checkIn.setStatus(0);
        // 将老人家属信息保存到remark字段中
        checkIn.setRemark(JSONUtil.toJsonStr(checkInApplyDto.getElderFamilyDtoList()));
        checkInMapper.insert(checkIn);
        return checkIn;
    }

    /**
     * 新增合同信息
     */
    private void insertContract(CheckInApplyDto checkInApplyDto, Elder elder) {
        Contract contract = new Contract();
        BeanUtils.copyProperties(checkInApplyDto.getCheckInContractDto(), contract);
        contract.setElderId(Integer.valueOf(String.valueOf(elder.getId())));
        // 生成一个合同编号
        contract.setContractNumber(CodeGenerator.generateContractNumber());
        contract.setElderName(elder.getName());
        // 设置合同开始日期和结束日期
        contract.setStartDate(checkInApplyDto.getCheckInConfigDto().getStartDate());
        contract.setEndDate(checkInApplyDto.getCheckInConfigDto().getEndDate());
        // 设置合同状态为未生效
        contract.setStatus(0);
        contract.setSignDate(LocalDateTime.now());

        contractMapper.insert(contract);
    }

    /**
     * 新增或者更新老人
     * @param checkInElderDto   老人基本信息
     * @param bed   床位信息
     */
    private Elder insertOrUpdateElder(CheckInElderDto checkInElderDto, Bed bed) {
        // 1.判断到底是新增还是更新老人
        LambdaQueryWrapper<Elder> wrapper = new LambdaQueryWrapper<>();
        wrapper.eq(Elder::getIdCardNo, checkInElderDto.getIdCardNo())
                .ne(Elder::getStatus, 1);
        Elder elder = elderMapper.selectOne(wrapper);

        if (ObjectUtils.isEmpty(elder)) {
            elder = new Elder();
            // 新增
            BeanUtils.copyProperties(checkInElderDto, elder);
            elder.setBedNumber(bed.getBedNumber());
            elder.setBedId(bed.getId());
            elder.setStatus(1);
            elderMapper.insert(elder);
        } else {
            // 修改
            BeanUtils.copyProperties(checkInElderDto, elder);
            elder.setStatus(1);
            elder.setBedNumber(bed.getBedNumber());
            elder.setBedId(bed.getId());
            elderMapper.updateById(elder);
        }
        // 返回有所有数据的老人对象
        return elder;
    }

    /**
     * 查询入住详情
     *
     * @param id 入住id
     * @return 入住详情
     */
    @Override
    public CheckInDetailVo detail(Long id) {
        // 准备结果对象
        CheckInDetailVo checkInDetailVo = new CheckInDetailVo();
        // 1.设置入住配置响应信息
        CheckInConfigVo checkInConfigVo = new CheckInConfigVo();
        CheckIn checkIn = checkInMapper.selectById(id);
        BeanUtils.copyProperties(checkIn, checkInConfigVo);

        CheckInConfig checkInConfig = checkInConfigMapper.selectOne(new LambdaQueryWrapper<CheckInConfig>().eq(CheckInConfig::getCheckInId, id));
        BeanUtils.copyProperties(checkInConfig, checkInConfigVo);

        checkInDetailVo.setCheckInConfigVo(checkInConfigVo);

        // 2.设置老人响应信息
        CheckInElderVo checkInElderVo = new CheckInElderVo();
        // 获取老人ID
        Long elderId = checkIn.getElderId();
        Elder elder = elderMapper.selectById(elderId);
        BeanUtils.copyProperties(elder, checkInElderVo);
        // 从身份证号中获取老人的年龄
        checkInElderVo.setAge(IdcardUtil.getAgeByIdCard(elder.getIdCardNo()));
        checkInDetailVo.setCheckInElderVo(checkInElderVo);

        // 3.设置家属响应信息
        String remark = checkIn.getRemark();
        List<ElderFamilyVo> elderFamilyVos = JSON.parseArray(remark, ElderFamilyVo.class);
        checkInDetailVo.setElderFamilyVoList(elderFamilyVos);

        // 4.设置签约办理响应信息
        Contract contract = contractMapper.selectOne(new LambdaQueryWrapper<Contract>().eq(Contract::getElderId, elderId));
        checkInDetailVo.setContract(contract);

        // 5.返回结果
        return checkInDetailVo;
    }
}












